The WACC of Boeing Co (BA) is 9.5%.
| Range | Selected | |
| Cost of equity | 7.00% - 10.60% | 8.80% |
| Tax rate | 10.90% - 13.00% | 11.95% |
| Cost of debt | 4.90% - 19.90% | 12.40% |
| WACC | 6.2% - 12.8% | 9.5% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.68 | 1.02 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.00% | 10.60% |
| Tax rate | 10.90% | 13.00% |
| Debt/Equity ratio | 0.47 | 0.47 |
| Cost of debt | 4.90% | 19.90% |
| After-tax WACC | 6.2% | 12.8% |
| Selected WACC | 9.5% | |